GEOL 101 Lab Exam Review: Minerals

GEOLOGY 101 MINERALS

9 cards   |   Total Attempts: 184
  

Cards In This Set

Front Back
Question 1
What mineral is this?
Quartz: Hardness 7
Conchoidal Fracture
Varieties: Crystal, Smokey, Rose
Question 2
What mineral is this?
Galena:
3 cleavages (Cubic Cleavage)
Very Heavy
Question 3
What mineral is this?
Pyrite ("Fools Gold")
Black Streak
Cubic Crystal Form
Question 4
What mineral is this?
Muscovite "Micah"
Flakey/Platey
Very soft (Scratch with fingernail)
Question 5
What mineral is this?
Biotite "Micah"
Flakey/Platey
Very Soft (Scratch w/ fingernail)
Question 6
What mineral is this?
Orthocalse (Potassium) Feldspar
2 cleavages at almost 90 deg
Pink color
"Veinlets"
Question 7
What mineral is this?
Na-Plagioclase
2 cleavages at almost 90 deg
Lighter Color
Striations on cleavage faces
Question 8
What mineral is this?
Ca-Plagioclase
2 cleavages at almost 90 deg
Darker color
Striations on cleavage faces
Question 9
What mineral is this?
Magnetite
Magnetic
Black Streak